Panel Backs Sparks Gene Therapy for Vision Loss

FDA's Cellular, Tissue and Gene Therapies Advisory Committee has voted unanimously (16 to 0) to recommend approval for a Spark Therapeutics BLA for Luxturna (voretigene neparvovec) for treating patients with vision loss due to confirmed biallelic RPE65 mutation-associated retinal dystrophy. A briefing document released in advance of the meeting noted that the gene therapy met the main criteria for efficacy. In the key study, the reviewers said, patients had a significant two-point or more improvement in light levels in both eyes, but checking visual acuity showed that patients failed to demonstrate a significant improvement in that secondary endpoint.

 

The therapy has a priority review and a 1/12/2018 user fee review action deadline. It has received orphan drug, breakthrough therapy and rare pediatric disease designations from FDA.

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